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TB1227CNG Datasheet(PDF) 64 Page - Toshiba Semiconductor

Part No. TB1227CNG
Description  VIDEO, CHROMA AND SYNCHRONIZING SIGNALS PROCESSING IC FOR PAL / NTSC / SECAM SYSTEM COLOR TV
Download  94 Pages
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Maker  TOSHIBA [Toshiba Semiconductor]
Homepage  http://www.semicon.toshiba.co.jp/eng
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TB1227CNG Datasheet(HTML) 64 Page - Toshiba Semiconductor

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TB1227CNG
2004-05-24
64
1H DL SECTION
TEST CONDITION (Unless otherwise specified : H, RGB VCC = 9V ; VDD, Fsc VDD, Y / C VCC = 5V ; Ta = 25±3°C ; BUS = preset value ;
pin3 = 9V ; pin8 · 38 · 41 = 5V)
SW MODE
SUB ADDRESS &
DATA
NOTE
ITEM
S26
07H
0FH
11H
MEASURING METHOD
H1
1HDL Dynamic
Range Direct
ON
94H
(1) Input waveform 1 to pin 33 (B · Yin) , and measure VNBD,
that pin 36 (B · Yout) is saturated input level.
(2) Measure VNRD of R · Y input in the same way as VNBD.
H2
1HDL Dynamic
Range Delay
8CH
(1) Input waveform 1 to pin 33 (B-Yin), and measure VPBD, that pin 36 (B-Yout) is saturated input level.
(2) Measure VPRD of R-Y input in the same way as VPBD.
H3
1HDL Dynamic
Range,
Direct+Delay
A4H
(1) Input waveform 1 to pin 33 (B-Yin), and measure VSBD, that pin 36 (B-Yout) is saturated input level.
(2) Measure VNRD of R-Y input in the same way as VSBD.
H4
Frequency
Characteristic,
Direct
94H
(1) In the same measuring as H1, set waveform 1 to 0.3Vp-p and f = 100kHz. Measure VB100, that is pin 36 (B-Yout) level.
And set waveform 1 to f = 700kHz. Measure VB700, that is pin 36 (B-Yout) level.
GHB1 = 20ℓog (VB700 / VB100)
(2) Measure GHR1 of R-Y out in the same way as GHB1.
H5
Frequency
Characteristic,
Delay
8CH
(1) In the same measuring as H1, set waveform 1 to 0.3Vp-p and f = 100kHz. Measure VB100, that is pin 36 (B-Yout) level.
And set waveform 1 to f = 700kHz. Measure VB700, that is pin 36 (B-Yout) level.
GHB2 = 20ℓog (VB700 / VB100)
(2) Measure GHR2 of R-Y out in the same way as GHB2.Measure VB700, that is pin 36 (B-Yout) level.
H6
AC Gain Direct
94H
(1) In the same measuring as H1, set waveform 1 to 0.7Vp-p. Measure VByt1, that is pin 36 (B-Yout) level.
GBY1 = 20ℓog (VByt1 / 0.7)
(2) Measure GRY1 of R-Y out in the same way as GBY1.
H7
AC Gain Delay
8CH
(1) In the same measuring as H1, set waveform 1 to 0.7Vp-p. Measure VByt2, that is pin 36 (B-Yout) level.
GBY2 = 20ℓog (VByt2 / 0.7)
(2) Measure GRY2 of R-Y out in the same way as GBY2.


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